Financial Information December 2009 December 2010 $2,000 750 $4,000 950 Net Income Accounts receivable Accumulated depreciation Common stock Paid-in capital Retained earnings Accounts payable 1,000 4,550 7,500 1,500 1750 1,850 5700 8500 3,500 1750 Based on the information in the above Table assuming that no assets were disposed of during 2010, the amount of depreciation expense was: (Do not use comma, period or $ sign)